From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BAEFAC55178 for ; Wed, 4 Nov 2020 09:33:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 633522225B for ; Wed, 4 Nov 2020 09:33:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="EQSmu7gH" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728623AbgKDJdw (ORCPT ); Wed, 4 Nov 2020 04:33:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55348 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726691AbgKDJdu (ORCPT ); Wed, 4 Nov 2020 04:33:50 -0500 Received: from mail-ed1-x52b.google.com (mail-ed1-x52b.google.com [IPv6:2a00:1450:4864:20::52b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7926BC0613D3 for ; Wed, 4 Nov 2020 01:33:49 -0800 (PST) Received: by mail-ed1-x52b.google.com with SMTP id a10so4517843edt.12 for ; Wed, 04 Nov 2020 01:33:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=1DyDheOb7hdP2j6+U4rmaA8px4hw4FKnG8K+MWzcbCY=; b=EQSmu7gHVfLkVF8VHKlfv0z9wC3WTiS8thx/WbFlnXuy03FTmdr6eI7gSMK+hKzlOX vzXdLk5eTEGMKBtye7uzKns5a1uXsQk7lWH2DdYAG9+bYlF2w9/MZ2e6ljk/mYqzjheB Olzmy9gyhEiX/6VLDcVwgs0Kuq+TF92bkOXzRshy5jkEtiac+3anQExlCRjj0lcuyk2l bRBKsOEM6ACzPe9fg5WRTAtzBUk1JKwQIdm2COAEQToBI8cSMpnuMkDNNSdThGhdp8wA 0RIm6Pt8ng8j6NtVGkN8ALssajF5YOmP3ktUcTM6jdAydebyKA9Mcf7CzAgNYMJX6urQ fvHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=1DyDheOb7hdP2j6+U4rmaA8px4hw4FKnG8K+MWzcbCY=; b=MiSdWo8g57QjHOYLQMRceOrHXRUmzcz/rdsnrD2/j3ZTWTW8tSqbH6che0AwEs0hqG Rxqt8O4AAMsWvjbGlj5SgK9Y9hVJBMQ6VXqRyYnfV2eItJaoKqdtTMG1jyw9fdESMTbo 4uyZziyx/ax6N99dPo2kkl8EYBUmljKfPEfDGIBVlq18DZQdHWCl8D8mhiMatmP1udgn ogIBt0rIA+IzxfppQa5mlgAMHXKodRA7nU0tbJMH4GQzR/9LyrkxTzz06OEAALvlnlzU K9NcBaJTkuANqpG2GKYmf8BsjbGjJQeAmRbmT3fLAzLrTZ61tF8dJP3lhavYP9xbrnuh TAyw== X-Gm-Message-State: AOAM533tbyBPr9xqnhq3ua9fkJEePr/QqF1W6mnD85FarVNeipZzjLkD D3JZvKXza4zCtKz04Q6c4XjbKw== X-Google-Smtp-Source: ABdhPJxwJwBOkJVz8J2LWuNKj/Ohtfm5+UYk8BmI+7+MjrwC4ykaiVvXA9wdH6bYcYvQ5FP9G4l5OQ== X-Received: by 2002:aa7:da44:: with SMTP id w4mr14267958eds.131.1604482428113; Wed, 04 Nov 2020 01:33:48 -0800 (PST) Received: from myrica ([2001:1715:4e26:a7e0:116c:c27a:3e7f:5eaf]) by smtp.gmail.com with ESMTPSA id b12sm726638edn.86.2020.11.04.01.33.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Nov 2020 01:33:47 -0800 (PST) Date: Wed, 4 Nov 2020 10:33:28 +0100 From: Jean-Philippe Brucker To: Al Stone Cc: Auger Eric , "Michael S. Tsirkin" , Joerg Roedel , iommu@lists.linux-foundation.org, virtualization@lists.linux-foundation.org, virtio-dev@lists.oasis-open.org, linux-pci@vger.kernel.org, bhelgaas@google.com, jasowang@redhat.com, kevin.tian@intel.com, sebastien.boeuf@intel.com, lorenzo.pieralisi@arm.com Subject: Re: [PATCH v3 0/6] Add virtio-iommu built-in topology Message-ID: <20201104093328.GA505400@myrica> References: <20200821131540.2801801-1-jean-philippe@linaro.org> <20200924045958-mutt-send-email-mst@kernel.org> <20200924092129.GH27174@8bytes.org> <20200924053159-mutt-send-email-mst@kernel.org> <20201002182348.GO138842@redhat.com> <20201103200904.GA1557194@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201103200904.GA1557194@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Hi Al, On Tue, Nov 03, 2020 at 01:09:04PM -0700, Al Stone wrote: > So, there are some questions about the VIOT definition and I just > don't know enough to be able to answer them. One of the ASWG members > is trying to understand the semantics behind the subtables. Thanks for the update. We dropped subtables a few versions ago, though, do you have the latest v8? https://jpbrucker.net/virtio-iommu/viot/viot-v8.pdf > Is there a particular set of people, or mailing lists, that I can > point to to get the questions answered? Ideally it would be one > of the public lists where it has already been discussed, but an > individual would be fine, too. No changes have been proposed, just > some questions asked. For a public list, I suggest iommu@lists.linux-foundation.org if we should pick only one (otherwise add virtualization@lists.linux-foundation.org and virtio-dev@lists.oasis-open.org). I'm happy to answer any question, and the folks on here are a good set to Cc: eric.auger@redhat.com jean-philippe@linaro.org joro@8bytes.org kevin.tian@intel.com lorenzo.pieralisi@arm.com mst@redhat.com sebastien.boeuf@intel.com Thanks, Jean